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Finding the Fourth Proportional to 181,049.44, 249,792.24 and 105,544.48

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Solution

The fourth proportional to 181,049.44, 249,792.24 and 105,544.48 is: 145,618.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,049.44 : 249,792.24 = 105,544.48 : x
  2. Step 2: Convert to fraction form
    181,049.44/249,792.24 = 105,544.48/x
  3. Step 3: Cross multiply
    181,049.44x = 249,792.24 × 105,544.48
  4. Step 4: Simplify right side
    181,049.44x = 26,364,192,078.84
  5. Step 5: Solve for x
    x = 26,364,192,078.84/181,049.44
  6. Step 6: Final answer
    x = 145,618.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.